﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp7
{
    class ArrayUtil_
    {

        int[] arr = new int[4];
      public  static Boolean A(string[] arr)
        {
            bool flag = false;
            for (int i = 0; i < arr.Length; i++)
            {
                if (arr[i] =="null" || arr.Length ==0)
                {
                    flag = true;
                }
                else
                {
                    flag = false;
                    Console.WriteLine(flag);
                }
            }
     
            return flag;


        }
    }
}
